Home / 165,547,457.05-248,312,930.85-61,909,043.01

Finding the Fourth Proportional to 165,547,457.05, 248,312,930.85 and 61,909,043.01

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Solution

The fourth proportional to 165,547,457.05, 248,312,930.85 and 61,909,043.01 is: 92,860,477.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,547,457.05 : 248,312,930.85 = 61,909,043.01 : x
  2. Step 2: Convert to fraction form
    165,547,457.05/248,312,930.85 = 61,909,043.01/x
  3. Step 3: Cross multiply
    165,547,457.05x = 248,312,930.85 × 61,909,043.01
  4. Step 4: Simplify right side
    165,547,457.05x = 15,372,815,915,931,804
  5. Step 5: Solve for x
    x = 15,372,815,915,931,804/165,547,457.05
  6. Step 6: Final answer
    x = 92,860,477.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.